As awesome as this lineup is going to be, we’ve got even better news to share with you this morning: Motown legend Anita Baker, Windy City native Mavis Staples, Queen of Rockabilly Wanda Jackson and jazzy vocalist supreme Ledisi have been added the list of this year’s oustanding stable of talent. We’ve also made some announcements regarding this year’s presenters, which you can read as part of this press release that just hit the wires…